Water treatment housing



FIG. 1 is an isometric view of a water treatment housing according to the present design.

FIG. 2 is a plan view of the present design.

FIG. 3 is a bottom view of the present design.

FIG. 4 is a front view of the present design; and,

FIG. 5 is a front view of the present design when used in conjunction with an illustrative pitcher.

The broken line showings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for the water treatment housing, as shown and described. 